EP4297125A4 - NEGATIVE ELECTRODE SUSPENSION FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY - Google Patents

NEGATIVE ELECTRODE SUSPENSION FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

Info

Publication number
EP4297125A4
EP4297125A4 EP21926802.6A EP21926802A EP4297125A4 EP 4297125 A4 EP4297125 A4 EP 4297125A4 EP 21926802 A EP21926802 A EP 21926802A EP 4297125 A4 EP4297125 A4 EP 4297125A4
Authority
EP
European Patent Office
Prior art keywords
lithium
producing
negative electrode
secondary battery
same
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21926802.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4297125A1 (en
Inventor
Satoshi Komi
Yukiho OKUNO
Mitsuru Iwai
Shuji Tsutsumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4297125A1 publication Critical patent/EP4297125A1/en
Publication of EP4297125A4 publication Critical patent/EP4297125A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
EP21926802.6A 2021-02-18 2021-12-21 NEGATIVE ELECTRODE SUSPENSION FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY Pending EP4297125A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021024407 2021-02-18
PCT/JP2021/047348 WO2022176379A1 (ja) 2021-02-18 2021-12-21 リチウムイオン二次電池用負極スラリー、リチウムイオン二次電池用負極の製造方法、リチウムイオン二次電池の製造方法、リチウムイオン二次電池用負極及びリチウムイオン二次電池

Publications (2)

Publication Number Publication Date
EP4297125A1 EP4297125A1 (en) 2023-12-27
EP4297125A4 true EP4297125A4 (en) 2025-07-16

Family

ID=82930578

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21926802.6A Pending EP4297125A4 (en) 2021-02-18 2021-12-21 NEGATIVE ELECTRODE SUSPENSION FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

Country Status (5)

Country Link
US (1) US20240145718A1 (https=)
EP (1) EP4297125A4 (https=)
JP (1) JPWO2022176379A1 (https=)
CN (1) CN116868364A (https=)
WO (1) WO2022176379A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025047399A1 (ja) * 2023-08-25 2025-03-06 パナソニックＩｐマネジメント株式会社 リチウムイオン二次電池用負極スラリー、リチウムイオン二次電池用の負極、およびリチウムイオン二次電池

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102237553A (zh) * 2010-04-27 2011-11-09 深圳市比克电池有限公司 一种锂离子电池及其电池制备方法
JP2019206521A (ja) * 2018-05-29 2019-12-05 日本製紙株式会社 カルボキシメチル化セルロースナノファイバーを含む添加剤

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3101775B2 (ja) 1991-09-13 2000-10-23 旭化成工業株式会社 二次電池負極
BRPI0606784B1 (pt) * 2005-02-03 2018-07-31 Clariant Produkte (Deutschland) Gmbh Conservantes
CN101937983B (zh) * 2009-06-29 2012-12-12 上海比亚迪有限公司 一种锂离子电池负极浆料及锂离子电池
JP2013114959A (ja) * 2011-11-30 2013-06-10 Panasonic Corp リチウムイオン二次電池用負極スラリー、リチウムイオン二次電池用負極板およびリチウムイオン二次電池
EP3113761B1 (en) * 2014-03-04 2020-05-06 Tagra Biotechnologies Ltd Active agent-containing microcapsules
JP6645101B2 (ja) * 2015-09-30 2020-02-12 日本ゼオン株式会社 リチウムイオン二次電池電極用スラリー組成物、リチウムイオン二次電池用電極およびリチウムイオン二次電池
JP2020513280A (ja) * 2016-12-14 2020-05-14 プロジェニティ， インコーポレイテッド 消化管疾病の免疫抑制剤による治療
JP2022002166A (ja) * 2018-09-18 2022-01-06 パナソニック株式会社 非水電解質二次電池及び非水電解質二次電池の製造方法
US11376199B2 (en) * 2019-03-12 2022-07-05 The Procter & Gamble Company Anhydrous cosmetic compositions and uses

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102237553A (zh) * 2010-04-27 2011-11-09 深圳市比克电池有限公司 一种锂离子电池及其电池制备方法
JP2019206521A (ja) * 2018-05-29 2019-12-05 日本製紙株式会社 カルボキシメチル化セルロースナノファイバーを含む添加剤

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022176379A1 *

Also Published As

Publication number Publication date
WO2022176379A1 (ja) 2022-08-25
US20240145718A1 (en) 2024-05-02
JPWO2022176379A1 (https=) 2022-08-25
EP4297125A1 (en) 2023-12-27
CN116868364A (zh) 2023-10-10

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